Make playwright a peer dependency to respect parent package.json version

Author: kateinoigakukun

Plugins/PackageToJS/Templates/package.json

@@ -10,7 +10,12 @@
     "dependencies": {
         "@bjorn3/browser_wasi_shim": "0.3.0"
     },
-    "devDependencies": {
+    "peerDependencies": {
         "playwright": "^1.51.0"
+    },
+    "peerDependenciesMeta": {
+        "playwright": {
+            "optional": true
+        }
     }
 }